The Certified Crypto Market blog
Crypto, explained.
Scams, exposed.
Plain-English guides to protect your money: how to research a project, spot a scam, store coins safely and understand every major cryptocurrency.
19 articles for “self custody” · clear
Paper Wallets: Why They're No Longer Recommended
A paper wallet prints a crypto private key on paper. Learn why paper wallets fell out of favor, their risks and how to safely move funds off an old one.
Oct 13, 2026 · 4 min read
How Wallet Recovery Works
Wallet recovery restores access to your crypto with a seed phrase, social recovery or backups. Learn how each method works, common pitfalls and recovery scams.
Oct 11, 2026 · 4 min read
What Happens to Your Crypto if an Exchange Goes Bankrupt
What happens in a crypto exchange bankruptcy? Learn how custody terms, claims and recoveries work, what past collapses showed, and how to protect your funds.
Oct 11, 2026 · 5 min read
Wallet Permissions and Connected Sites
What wallet connected sites can and cannot do, how connections differ from token approvals and signatures, and how to review and remove permissions safely.
Oct 10, 2026 · 4 min read
What Is a Seed Phrase?
A seed phrase is the master key to your crypto wallet. Learn how 12- and 24-word recovery phrases work, how to store one safely and the scams that target it.
Oct 8, 2026 · 4 min read
Consumer Protections When Using Crypto Platforms
Crypto consumer protection explained: what safeguards may apply on exchanges, what deposit insurance usually does not cover, and how to protect yourself.
Oct 7, 2026 · 4 min read
Public Key vs Private Key Explained
A private key proves you own your crypto; a public key lets others verify it. Learn how the key pair works, how addresses are made and how to keep keys safe.
Oct 7, 2026 · 5 min read
What Is a Crypto Wallet?
What a crypto wallet is, how keys and addresses work, the main wallet types (hot, cold, custodial) and the security steps every beginner should follow.
Oct 6, 2026 · 4 min read
Passphrases (25th Word) Explained
A BIP39 passphrase, or 25th word, adds a secret to your seed phrase and creates a hidden wallet. Learn how it works, when to use one and how to back it up.
Oct 5, 2026 · 4 min read
SEC Proposes Crypto Custody Rules for Investment Advisers and Funds
The proposal would let advisers and funds use state trust companies as crypto custodians and allow self-custody under certain conditions.
Oct 4, 2026
Physical Security for Crypto Holders: Wrench Attacks and Privacy
What a crypto wrench attack is, how criminals pick targets, warning signs, and practical privacy and wallet setups that make physical coercion less effective.
Oct 4, 2026 · 5 min read
Long-Term Crypto Holding Plan for 2026–2030
A long term crypto plan for 2026 to 2030: set allocation, buy method, custody, rebalancing and exit rules that can survive bull runs, bear markets and 2028.
Oct 4, 2026 · 5 min read
MPC Wallets Explained
What an MPC wallet is, how multi-party computation splits a private key into shares, how it compares with seed phrases and multisig, and the risks to check.
Oct 4, 2026 · 5 min read
Software Wallets Explained: Mobile, Desktop and Browser
A software wallet stores your crypto keys in an app. Compare mobile, desktop and browser wallets, learn their risks and follow a checklist to use one safely.
Oct 3, 2026 · 5 min read
Hardware Wallets Explained
A hardware wallet keeps your private keys offline on a dedicated device. Learn how it works, what it protects against, its limits and how to buy one safely.
Oct 3, 2026 · 5 min read
How to Back Up a Seed Phrase the Right Way
A seed phrase backup is the only way to recover a self-custody wallet. Learn how to write, store and test your backup safely, and the mistakes to avoid.
Oct 3, 2026 · 5 min read
Custodial vs Non-Custodial Wallets
Custodial vs non custodial wallets explained: who controls the keys, the risks of each, a comparison table and how to choose the right setup for your crypto.
Oct 3, 2026 · 5 min read
How to Set Up a Hardware Wallet Step by Step
A step-by-step hardware wallet setup guide: buy safely, verify the device, record your seed phrase offline and send a test transaction before moving funds.
Oct 3, 2026 · 5 min read